Shalbatana Vallis mapping - then vs. now
![A comparison showing early maps of Shalbatana Vallis (left) and the most recent map of Shalbatana Vallis (right)](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/full_width/public/media/images/Shalbatana%20Map%20Comparison.png?itok=Z8SdwOCw)
Detailed Description
A comparison showing early maps of Shalbatana Vallis (left) and the most recent map of Shalbatana Vallis (right)
Early mapping of Shalbatana Vallis includes:
- USGS IMAP 894: Geologic Map of the Lunae Palus Quadrangle of Mars, 1:5M. Wilhelms, D.E. (1974)
- USGS IMAP 895: Geologic Map of the Oxia Palus Quadrangle of Mars, 1:5M. Milton, D.J. (1976)
- USGS IMAP 897: Geologic Map of the Coprates Quadrangle of Mars, 1:5M. McCauley, J.F. (1978)
- USGS IMAP 1144: Geologic Map of the Margaritifer Sinus Quadrangle of Mars, 1:5M. Saunders, R.S. (1979)
Sources/Usage
Public Domain.